JP2010185632A - Gas stove - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a gas stove capable of easily detaching a protective cap from a burner upper end for cleaning and securely setting the protective cap in a normal state when it is attached. <P>SOLUTION: A burner 14 includes a large number of burner ports 22 at the outer periphery at the upper end, and is protruded to an upper side of a top plate 10 while facing a burner opening 12 opened on the top plate 10. In a trivet 32, the protective cap 28 provided to cover the upper side of the burner 14 and a plurality of trivet claws 24 placed on the top plate 10 and extended to the upper side of the burner 14 are integrally formed to support a cooking container. <P>COPYRIGHT: (C)2010,JPO&amp;INPIT

Description

  The present invention relates to a gas stove provided with five virtues that are placed on a top plate and support a cooking vessel on a burner.

  The gas stove is provided with a protective cap so as to cover the upper side of the burner in order to prevent spillage from entering the stove during cooking.

  For example, in the gas stove shown in Patent Document 1 below, a plurality of protrusions projecting upward at a predetermined interval in the circumferential direction of the upper end portion of the burner extend annularly along the circumferential direction of the upper end portion of the burner. The wire cap is held, and the protective cap is formed on the cover plate covering the upper end of the burner, a plurality of foot portions extending below the cover plate and adjacent to the protrusions, and the lower end portion of the foot portion. A latching claw for latching is provided.

  With this configuration, the protective cap is easily attached to the upper end portion of the burner, and is held so as not to be inadvertently detached from the upper end portion of the burner by hooking the hooking claws on the wire spring.

JP 2007-298248 A

  In the gas stove configured as described above, since the protective cap is attached so as not to be easily removed, the protective cap is used for cleaning when spillage during cooking enters the protective cap and the upper end of the burner. When it becomes necessary to remove, it is difficult to remove.

  Moreover, if it is used as it is without cleaning, there is a possibility that spillage will accumulate and an electrolytic corrosion reaction will occur at the upper end of the burner, causing a dezincification phenomenon, and the shape of the upper end of the burner cannot be maintained.

  Nevertheless, when the user removes the protective cap from the upper end of the burner and cleans it and then reinstalls it, the user may not be able to return to the original correct mounting state. In that case, there is a possibility that the flow of the secondary air changes and combustion failure occurs.

  In view of the above circumstances, an object of the present invention is to provide a gas stove that can be easily removed and cleaned from the upper end of a burner and that can be reliably set in a correct mounting state when the protective cap is attached.

  The gas stove of the present invention has a number of flame holes on the outer periphery of the upper end, a burner that faces the opening formed in the top plate and protrudes above the top plate, and five virtues placed on the top plate. The virtues support a cooking container with a protective cap provided so as to cover the upper side of the burner and a plurality of virgin claws placed on the top plate and extending above the burner. It is characterized by being integrally formed as described above.

  According to the present invention, the virtues support the cooking container with the protective cap provided so as to cover the upper portion of the burner and the plurality of virgin claws placed on the top plate and extending above the burner. Since the virtues are removed from the gas stove, the protective cap can be easily removed and cleaned from the upper end of the burner, and when attaching the protective cap, it is ensured that the virtues are simply attached to the gas stove. Can be set to the attached state.

  In the present invention, the top of the upper claw part extending above the burner is coupled to the edge of the protective cap, and the lower surface of the upper claw part is directed outward from the bottom surface of the protective cap. It is preferable that it is inclined downward.

  According to this preferred form, most of the spilled food during cooking falls from the edge of the protective cap, but a part of it flows from the lower surface of the upper nail part of the virtuosity claw to the lower end part of the virginity nail, so the upper end of the burner It can suppress staying in a part.

  In the present invention, it is preferable that the protective cap is formed so that an upper surface is lower than an upper end of the upper claw portion and is inclined downward from a central portion toward the edge portion.

  According to this preferred form, boiled spills during cooking flow from the center to the edge on the upper surface of the protective cap, and most of them fall from the edge of the protective cap, but a part of them is from the edge of the protective cap. Since it flows through the lower end of the upper nail part and the lower end part of the five virtue claws, it is possible to suppress the accumulation at the upper end part of the burner.

  In the present invention, the protective cap has, at its edge, an outer edge protruding portion that protrudes upward, and a groove formed between the tip of the upper claw portion and the outer edge protruding portion. Is preferred.

  According to this preferred form, spilled food during cooking flows from the center to the edge on the upper surface of the protective cap, and is further dammed by the outer edge protruding portion, and passes through the groove and the lower surface of the upper nail portion of the virgin claw. Since it flows through the lower end portion of the gas, it is possible to suppress the accumulation at the upper end portion of the burner.

  Moreover, in this invention, it is preferable that the said protective cap has a hole in which the temperature detection means which detects the temperature of the bottom of a cooking container can be made to appear in the center part.

  According to this preferred form, the temperature of the bottom of the cooking container can be detected by the temperature detecting means, and the bottom surface of the upper nail portion of the virgin claw is removed from the hole formed in the protective cap when cooking is overcooked. Since it flows through the lower end portion of the five virtue claws, it is possible to suppress the accumulation at the upper end portion of the burner.

  In the present invention, it is preferable that the protective cap has an inner edge protruding portion protruding upward at a peripheral edge of a hole in which the temperature detecting means can protrude and retract.

  According to this preferred embodiment, the temperature of the bottom of the cooking container can be detected by the temperature detecting means, and the spilled portion during cooking is dammed by the inner edge protruding portion of the protective cap, and the lower surface of the upper nail portion of the virgin claw. Since it flows through the lower end portion of the five virtue claws through it, it is possible to suppress accumulation at the upper end portion of the burner.

It is a perspective view which shows 1st Embodiment of the gas stove of this invention. It is the II-II sectional view taken on the line of FIG. It is a perspective view of the modification of five virtues used for the gas stove of 1st Embodiment. It is a perspective view of five virtues used for the gas stove of 2nd Embodiment. It is the VV sectional view taken on the line of FIG. It is a perspective view of five virtues used for the gas stove of 3rd Embodiment.

[First embodiment]
FIG. 1 is a perspective view showing a first embodiment of a gas stove according to the present invention. 2 is a cross-sectional view taken along line II-II in FIG.

  The top plate 10 is made of a flat plate made of glass such as ceramic glass or metal such as aluminum. A burner opening 12 is formed in the top plate 10, and a burner 14 protrudes above the top plate 10 so as to face the burner opening 12.

  The burner 14 has a mixing tube 16 disposed in the stove body covered with the top plate 10, and an inner / outer double cylinder structure that extends upward from the downstream end of the mixing tube 16 and protrudes above the top plate 10 through the burner opening 12. The burner body 18 and the annular burner head 20 placed on the burner body 18 are configured.

  A large number of teeth are suspended from the outer periphery of the lower surface of the burner head 20, and a plurality of flame holes 22 formed by gaps between these teeth are provided on the outer periphery of the upper end of the burner 14.

  Here, when the flame formed in the flame hole 22 touches the virtuosity claw 24 to be described later, a combustion failure occurs. Therefore, the flame holes 22 provided in the circumferential direction portions that match the virtuosity claw 24 are provided with small flames having a small opening area. It is formed in the hole 22a so that the flame does not touch the five virtue claws 24.

  A cylindrical skirt portion 18 a that hangs down from the upper end of the outer cylinder portion is provided on the outer periphery of the burner body 18.

  In addition, the burner 14 is provided with an ignition electrode 26 and a thermocouple for detecting misfire, being positioned outside the skirt portion 18a.

  A pan bottom temperature sensor (temperature detecting means) 30 is provided on the top plate 10 so as to surround the burner opening 12 so as to cover the upper portion of the burner 14 and detect the temperature of the bottom of the cooking container at the center. A protective cap 28 in which a possible hole 28a is formed, and the tip of the upper claw portion 24a that is placed on the top plate 10 and extends above the burner 14 and extends above the burner 14 is the protective cap 28. A plurality of five virtue claws 24 formed so that the lower surface of the upper claw portion 24a is inclined downward from the bottom surface of the protective cap 28 toward the radially outer side are integrated so as to support the cooking container. The five virtues 32 formed in the are placed.

  The protective cap 28 prevents spillage from being transmitted to the burner head 20 and adhering to the flame hole 22.

  Further, the top plate 10 is closed to prevent boiling from dropping into the stove body from the gap between the peripheral edge of the burner opening 12 and the outer peripheral surface of the burner 14 (skirt portion 18a). An annular burner ring (not shown) is attached.

  The burner ring is seated on the top plate 10 via an annular packing attached to the outer periphery of the lower surface, and the skirt portion 18a of the burner 14 is fitted to the inner periphery of the burner ring.

  Further, the burner ring is formed with an insertion hole for the ignition electrode 26 and an insertion hole for the thermocouple, and the burner ring is prevented from rotating by inserting the ignition electrode 28 and the thermocouple into each insertion hole. The

  The pan bottom temperature sensor 30 includes a support pipe 34 that is long in the vertical direction and a thermal head 36 provided at the upper end of the support pipe 34. The thermal head 36 incorporates a temperature detection element such as a thermistor. Then, the lead wire 38 connected to the temperature detection element is connected to the controller in the stove body through the support pipe 34. The thermal head 36 is urged upward with respect to the support pipe 34 by a spring built in the thermal head 36.

  The lower end portion of the support pipe 34 is fixed to a bracket 40 provided in the stove main body so as to be sandwiched between a band member 42 attached to the bracket 40. The support pipe 34 extends upward through the burner inner circumferential space surrounded by the burner head 20, and the thermal head 36 at the upper end of the support pipe 34 comes into contact with the bottom surface of the cooking container placed on the virtues 32. In this way, the temperature of the cooking container is detected by the pan bottom temperature sensor 34.

  The five virtues 32 are one of the two pairs of the five virtue claws 24 facing each other, the upper claw part 24a extending a predetermined length inward in the radial direction as the placing part of the cooking container, and the outer end part of the upper claw part 24a. And a leg portion 24b that hangs down from the base.

  In addition, the other pair includes a leg portion in addition to an upper claw portion 24a extending a predetermined length inward in the radial direction to be a placement portion of the cooking container, and a leg portion 24b depending from the outer end portion of the upper claw portion 24a. It is formed in a shape having a lower claw portion 24c extending a predetermined length radially inward from the lower end of 24b.

  Further, the tip 24e of the upper claw 24a of the two pairs of virtuosity claws 24 facing each other is fixed to a protective cap 28 of an annular plate by welding or the like.

  Further, even if the small flame hole 22a is formed as described above, if the virtues 32 are not positioned so that the virtuosity claw 24 matches the portion where the small flame holes 22a are formed, the flame touches the virtuos claw 24 and causes poor combustion. Arise. Accordingly, four protrusions 44 in the circumferential direction are provided on the top surface of the top plate 10, and four holes 24 d in the circumferential direction corresponding to the protrusions 44 are formed in the two pairs of five virtue claws 24 facing each other. By engaging the projections 44, the virtues 32 can be positioned at the regular positions where the virtues claw 24 matches the formation portion of the small flame hole 22a.

  According to the present embodiment, the virtues 32 include a protective cap 28 provided so as to cover the top of the burner 14, and a plurality of virtues claws 24 that are placed on the top plate 10 and extend above the burner 14. Is integrally formed so as to support the cooking container, so that the protective cap 28 can be easily removed and cleaned from the upper end of the burner 14 by removing the virtues 32 from the gas stove, and when the protective cap 28 is attached. Can be reliably set to the correct mounting state simply by attaching the virtues 32 to the gas stove.

  Further, according to the present embodiment, the protective cap 28 is formed with a hole 28a in which the pan bottom temperature sensor 30 for detecting the temperature of the bottom of the cooking container can be projected and retracted in the center portion, and the lower surface of the upper claw portion 24a of the virgin claw 24 24a1 is formed so as to be inclined downward from the bottom surface of the protective cap 28 toward the radially outer side, so that the temperature of the bottom of the cooking container can be detected by the pan bottom temperature sensor 30, and cooking is performed during cooking. Since spillage flows from the hole 28a formed in the central portion of the protective cap 28 through the lower surface 24a1 of the upper claw portion 24a of the virgin claw 24 to the lower end portion of the virgin claw 24, it is prevented from stagnating in the burner head 20. can do.

  Moreover, in this embodiment, the pan bottom temperature sensor 30 which detects the temperature of the bottom of a cooking vessel can be abbreviate | omitted. In this case, as shown in FIG. 3, the virtues 33 are formed in a shape without the hole 28a shown in FIG.

[Second Embodiment]
FIG. 4 is a perspective view of five virtues used in the gas stove of the second embodiment. 5 is a cross-sectional view taken along line VV in FIG. In the gas stove according to the second embodiment, the pan bottom temperature sensor 30 is omitted from the gas stove according to the first embodiment, and the five virtues 50 are formed as follows.

  The virtues 50 include an upper claw portion 24a in which one pair of the two virtuosal claws 24 facing each other extends a predetermined length inward in the radial direction to be a placing portion of the cooking container, and an outer end portion of the upper claw portion 24a. And a leg portion 24b that hangs down from the base.

  In addition to the upper claw portion 24a extending a predetermined length radially inward and serving as the placement portion of the cooking container, and the leg portion 24b hanging from the outer end portion of the upper claw portion 24a, the other pair of leg portions It is formed in a shape having a lower claw portion 24c extending a predetermined length radially inward from the lower end of 24b.

  Further, the tip 24e of the upper claw 24a of the two pairs of virtuosity claws 24 facing each other is fixed to a protective cap 52 of a circular plate by welding or the like.

  The protective cap 52 is formed such that the upper surface 52a is lower than the upper end of the upper claw portion 24a and is inclined downward from the center toward the edge.

  Further, the protective cap 52 has an outer edge protruding portion 54 protruding upward at an edge portion thereof, and a groove portion 56 formed between the distal end portion 24e of the upper claw portion 24a and the outer edge protruding portion 54.

  In addition, four protrusions 44 in the circumferential direction are provided on the top surface of the top plate 10, and four holes 24d in the circumferential direction corresponding to the protrusions 44 are formed in the two pairs of the five virtue claws 24 facing each other. By engaging the projections 44, the virtues 32 can be positioned at the regular positions where the virtues claw 24 matches the formation portion of the small flame hole 22a.

  According to the present embodiment, the protective cap 52 is formed such that the upper surface 52a is lower than the upper end of the upper claw portion 24a and is inclined downward from the center portion toward the edge portion, so that the spilled portion during cooking is not cooked. Since the upper surface 52a of the protective cap 52 flows from the center portion to the edge portion, and further flows from the edge portion of the protective cap 52 through the lower surface 24a1 of the upper claw portion 24a of the virgin claw 24 to the lower end portion of the virgin claw 24, the burner 14 It is possible to suppress stagnating at the upper end of the.

  In addition, according to the present embodiment, the protective cap 52 has the outer edge protruding portion 54 protruding upward at the edge portion, and the groove portion 56 formed between the coupling portion 24e and the outer edge protruding portion 54. In the cooking process, boiled spillage flows from the center to the edge on the upper surface 52a of the protective cap 52, and is further dammed by the outer edge protruding portion 54 and passes through the groove 56 and the lower surface 24a1 of the upper claw portion 24a of the virgin claw 24. Since it flows along the lower end part of the nail | claw 24, it can suppress staying in the upper end part of the burner 14. FIG.

[Third embodiment]
FIG. 6 is a perspective view of five virtues used in the gas stove of the third embodiment. The gas stove according to the third embodiment is obtained by forming the virtues 60 as follows.

  The virtues 60 are composed of an upper claw portion 24a having a predetermined length extending inward in the radial direction where one of the two pairs of virtuosity claws 24 facing each other serves as a placement portion of the cooking container, and an outer end portion of the upper claw portion 24a. And a leg portion 24b that hangs down from the base.

  In addition to the upper claw portion 24a extending a predetermined length radially inward and serving as the placement portion of the cooking container, and the leg portion 24b hanging from the outer end portion of the upper claw portion 24a, the other pair of leg portions It is formed in a shape having a lower claw portion 24c extending a predetermined length radially inward from the lower end of 24b.

  Further, the tip 24e of the upper claw portion 24a of the two pairs of virgin claws 24 facing each other is fixed to a protective cap 62 of an annular plate by welding or the like.

  The protective cap 62 has a hole 62a through which the pan bottom temperature sensor 30 for detecting the temperature of the bottom of the cooking container can be projected and retracted.

  In addition, the protective cap 62 is formed with an inner edge protruding portion 64 protruding upward at the periphery of the hole 62a in which the pan bottom temperature sensor 30 can protrude and retract.

  According to the present embodiment, the protective cap 62 is formed with the inner edge protruding portion 64 protruding upward at the periphery of the hole 62a in which the pot bottom temperature sensor 30 can be projected and retracted. And the bottom of the virgin claw 24 passes through the lower surface 24a1 of the upper claw portion 24a of the virgin claw 24 and is blocked by the inner edge protrusion 64 of the protective cap 62. Since it is transmitted and flows, it is possible to suppress the accumulation at the upper end portion of the burner 14.

  DESCRIPTION OF SYMBOLS 10 ... Top plate, 12 ... Burner opening, 14 ... Burner, 16 ... Mixer tube, 18 ... Burner body, 18a ... Skirt part, 20 ... Burner head, 22 ... Flame hole, 22a ... Small flame hole, 24 ... Gotoku nail 24a ... upper claw part, 24a1 ... lower surface of the upper claw part, 24b ... leg part, 24c ... lower claw part, 24d ... hole in the lower claw part, 24e ... tip part, 26 ... ignition electrode, 28 ... protective cap, 28a ... Hole, 30 ... Pan bottom temperature sensor, 32 ... Gotoku, 33 ... Gotoku, 34 ... Support pipe, 36 ... Thermal head, 38 ... Lead wire, 40 ... Bracket, 42 ... Band member, 44 ... Projection on top plate, 50 ... 5 virtues, 52 ... protection cap, 52a ... upper surface, 54 ... outer edge projection, 56 ... groove, 60 ... goku, 62 ... protection cap, 62a ... hole, 64 ... inner edge projection.

Claims (6)

A burner that has a number of flame holes on the outer periphery of the upper end and projects above the top plate facing the opening established in the top plate;
With five virtues placed on the top plate,
The virtues support a cooking container with a protective cap provided so as to cover the upper side of the burner and a plurality of virgin claws placed on the top plate and extending above the burner. A gas stove that is formed integrally. The gas stove according to claim 1, wherein
In the five virtue claws, the tip of the upper claw portion extending above the burner is coupled to the edge of the protective cap, and the lower surface of the upper claw portion is inclined downward from the bottom surface of the protective cap toward the outside. Gas stove characterized by being formed as a. The gas stove according to claim 2, wherein
The gas stove characterized in that the protective cap is formed such that the upper surface is lower than the upper end of the upper claw portion and is inclined downward from the central portion toward the edge portion. The gas stove according to claim 3, wherein
The protective cap has an outer edge protruding portion protruding upward at an edge thereof, and a groove formed between a tip portion of the upper claw portion and the outer edge protruding portion. The gas stove according to any one of claims 2 to 4,
The gas stove characterized in that the protective cap has a hole in which a temperature detecting means for detecting the temperature of the bottom of the cooking container can be projected and retracted at the center. The gas stove according to claim 5, wherein
The gas stove characterized in that the protective cap is formed with an inner edge protruding portion protruding upward at a peripheral edge of a hole in which the temperature detecting means can protrude and retract.

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